Chemistry

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Across
  1. 4. The study of reaction rates.
  2. 8. The surface phenomenon where molecules stick to a solid.
  3. 10. The bond formed by sharing electron pairs.
  4. 11. A type of solid that has a fixed shape but no regular arrangement of particles.
  5. 13. The p-block element used in making matches.
  6. 15. A method to measure an unknown concentration using a standard solution.
Down
  1. 1. A paint ingredient that provides color.
  2. 2. The energy needed to start a reaction.
  3. 3. A hard, transparent material made by melting silica.
  4. 5. A type of crystal made of ions arranged in a lattice.
  5. 6. The color change at the endpoint of a titration caused by this.
  6. 7. A compound that speeds up a chemical reaction without being consumed.
  7. 9. The slow reaction of a metal with oxygen and water.
  8. 12. The element in group 17 known for killing germs.
  9. 14. The process of separating mixtures using a mobile and stationary phase.